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PRODUCT MANUAL

13.5HP B&S ENGINE MINI EXCAVATOR

Please read the product manual completely before assembly

Check against the parts list to make sure all parts are received

Wear proper safety goggles or other protective gears while in
assembly

Missing parts or questions on assembly?
Pleasecontact

sales@agrotkindustrial.com

https://www.agrotkindustrial.com/

sales@agrotkindustrial.com

https://www.agrotkindustrial.com

/

WARNING

Summary of Contents for 13.5HP B&S

Page 1: ...eck against the parts list to make sure all parts are received Wear proper safety goggles or other protective gears while in assembly Missing parts or questions on assembly Pleasecontact sales agrotki...

Page 2: ...grotkindustrial com TABLE OF CONTENTS TROUBLESHOOTING 56 56 SERVICE TECHNOLOGIES 15 56 BASIC STRUCTURE AND WORK PRINCIPLE 13 56 MAIN PERFORMANCE PARAMETERS 8 56 EXCAVATOR ASSEMBLES 4 56 TO THE OWNERS...

Page 3: ...ttps www agrotkindustrial com TO THE OWNERS ABOUT THIS MANUEL This manual has been designed to help you do a better and safer job Read this manual carefully and become familiar with its contents Remem...

Page 4: ...onnect firmly and all the safe signs stick on the suitable positions clearly BEFORE OPERATION Always wear proper safety glasses goggles or a face shield when driving pins in or out or when any operati...

Page 5: ...onal safety involved and extra safety precaution must be taken When you see this symbol be alert and carefully read the message that follows it In addition to desian and confiauration of equipment haz...

Page 6: ...tact with any over head utilty lines or electrically charged conductors Always drive with load on end of loeder arms low to the ground Always drive straight up and down ramps with load on uphill side...

Page 7: ...tems DO NOT DELAY If an accident occurs see a doctor familar with this type of injury immediately Any fluid injected into the skin or eyes must be treated within few hours or gangrene may result Tire...

Page 8: ...l com S N PART NO PART DESCRIPTION QTYS NOTE 1 Upper frame assembly 1 2 Lower frame assembly 1 3 Front work equipment assembly 1 4 slewing bearing assembly 1 5 Connecting shaft between boom and upper...

Page 9: ...crawler 2 5 1 5 Lock nut 2 6 1 6 sprocket nuts 16 7 1 7 Drive wheel 2 8 1 8 Connecting disc 2 9 1 9 sprocket bolts 16 10 1 10 Bolts fixing the track roller 8 11 1 11 Traveling motor 2 12 1 12 Track r...

Page 10: ...om S N PART NO PART DESCRIPTION QTYS NOTE 1 2 1 welded upper frame 1 2 2 2 Covers of rear housing 1 3 2 3 Covers of left housing 1 4 2 4 Covers of right housing 1 5 2 5 welded inside support frame 1 6...

Page 11: ...tank support 1 17 2 17 Diesel tank 1 18 2 18 Multiway valve 1 19 2 19 Battery platen 1 20 2 2 Master cylinder 1 21 2 21 Coupler 1 22 2 22 Pump disc 1 23 2 23 Engine 1 24 2 24 Rear bracket base of eng...

Page 12: ...der 1 7 3 7 Arm cylinder 1 8 3 8 Bucket cylinder 1 9 3 9 Medium shaft of boom 1 10 3 10 Rear shaft of arm cylinder 1 11 3 11 Front shaft of arm cylinder 1 12 3 12 Front shaft of boom 1 13 3 13 Rear sh...

Page 13: ...dustrial com Overall dimensions Unit mm 9A wheel track 895 B overall length of track 1203 C Ground clearance of platform 357 D Ground clearance of platform tail 800 E Chassis width 930 F Crawler width...

Page 14: ...1650 C Max digging height 2600 D Ground clearance of platform tail 800 E Chassis width 930 F Crawler width 180 H Crawler height 313 I Transportation length 2775 J overall height 2219 Performance para...

Page 15: ...swing mechanism and auxiliary devices which are referred to as upper rotary Therefore a excavator is divided into work equipment upper rotary and traveling mechanism Work Principle of Excavators Dies...

Page 16: ...ic energy distributor valve swing motor hydraulic energy changed to mechanical energy slewing bearing realizing of wing 3 Boom power route diesel engine coupler hydraulic pump mechanical energy change...

Page 17: ...with a rolling bearing realizing the swinging of upper rotary 3 2 Rotary Drive Excavator adopts the direct drive type Namely the output shaft of low speed high torque hydraulic motor is mounted with...

Page 18: ...g the track abrasion wear and power cons umption Each track is equipped with a tensioner adjusting the track tension and reducing the track vibration noise abrasion wear and power loss 5 Work Mechanis...

Page 19: ...t in and break soil In addition the teeth are resistant to wear and easy to replace 3 The load is easy to get off shortening the unloading time and increasing the effective capacity of bucket 5 2 2 Bu...

Page 20: ...20 BASIC STRUCTURE AND WORK PRINCIPLE sales agrotkndustrial com https www agrotkindustrial com Hydraulic system structure of excavators I Rotary motor...

Page 21: ...DHP006 06 Mat Seal 2 Rubber1 4 10 DHP006 05 Side Plate 1 25 Steel 9 DHP006 04 Pump 1 QT450 10 8 DHP006 03 Sealing Rings Prevent 1 Rubber1 4 7 DU Bearing 21 19 20 4 Assembly 6 DHP006 02 Front Cover 1 Q...

Page 22: ...SIC STRUCTURE AND WORK PRINCIPLE sales agrotkndustrial com https www agrotkindustrial com Traveling Motor Dise Valve Motors 6000 series 005 and 006 Traveling Motor Dise Valve Motors 6000 series 005 an...

Page 23: ...23 BASIC STRUCTURE AND WORK PRINCIPLE sales agrotkndustrial com https www agrotkindustrial com Schematics of main valve Reserved Steering Traveling Arm Front shovel Traveling Bucket Boom...

Page 24: ...24 BASIC STRUCTURE AND WORK PRINCIPLE sales agrotkndustrial com https www agrotkindustrial com Electrical system diagram...

Page 25: ...the proper certificates and to be familiar with the contents in this manual before the operations In addition maintenance and repair of excavator should be strictly in line with regulations to avoid...

Page 26: ...peed and then move the boom the arm and the bucket for 5 10min Caution operations are merely limited on boom arm and bucket instead of any slewing or traveling Each complete action of excavator should...

Page 27: ...uch case can each cylinder have the max excavating force It is suitable for relatively hard soil so as to decrease the excavating resistance 2 To excavate any soft soil bucket should be angled with th...

Page 28: ...ng handle to drive machine forwards 10 For long distance traveling please rest for 5min every running for 20min so as not to damage the traveling motor 11 Never try to cross over a slope of more than...

Page 29: ...ator to completely drainany water or sediment out 1 Check if the fuel pipe is leaked or cracked Check if the fuel pipe is cracked or bent Check the work equipment pivots Check if the hydraulic hose an...

Page 30: ...s cracked or bent 7 Change the oil water separator 8 Check the fuel hose for leakage crack 9 Check the fuel hose for crack leakage 10 Change the bucket 11 Connection of bucket 12 Remove the traveling...

Page 31: ...vot at base of boom Pivot at base of boom cylinder Pivots of bucket and connecting rod others 2 Lubrication of slewing bearing 3 Lubrication of external meshing gear of slewing bearing Note it is reco...

Page 32: ...o grease nipples 6 start up engine to lift the bucket free from the ground and then swing the upper structure by 45 degree 1 8 cycle 7 Lower the bucket onto ground 3 External meshing gear 45 of slewin...

Page 33: ...agrotkindustrial com Parts Quantity Interval h 10 50 100 250 500 1000 2000 Engine oil Engine oil filter According to the temperature range during the interval select the viscosity of oil listed in the...

Page 34: ...icle on the flat ground 3 Lower the bucket onto the ground 4 Idle engine at low speed for 5min 5 Turn the ignition switch to OFF and then take off the key 6 Take off the drain plug to have oil pass th...

Page 35: ...nal injury c while removing the bolts or nuts do not have your body facing them as the hydraulic parts even if they cools down still have pressure d Never try to check the traveling or slewing motor c...

Page 36: ...nto the ground 5 Idle engine at low speed for 5min 6 Shut down engine Unplug the ignition key 7 Check if the oil level in hydraulic oil tank between the markers on dipstick and add it if needed Import...

Page 37: ...ressure slowly open the hydraulic oil cap to release the pressure before taking off the cap 12 Clean the filter and inside of hydraulic tank 13 Use oil pickup pump to suck the oil residue out of botto...

Page 38: ...ay lead to gangrene Caution leaked hydraulic oil and lubricant may lead to fire or personal casualty 1 Park machine on the flat ground Lower the bucket onto the ground shift the pilot switch to Lock T...

Page 39: ...akage 2 Leakage 3 Replace it Replace it Tighten or replace the hose or o ring Every 250h Hose surface Hose end Hose surface Hose surface Hose Hose Hose end and joint body Crack 4 Crack 5 Reinforcing m...

Page 40: ...etting into fuel system 7 While filling of fuel tank make sure the fuel is not sprayed on machine and added properly 8 Put the cap back on fuel filler to avoid any lost or damage Inspection of oil wat...

Page 41: ...ashlight to check the electrolyte level In addition the sulphuric acid in battery electrolyte is as toxic as to burn your skin or your cloth holes or to blind your eyes Caution a Always firstly discon...

Page 42: ...Check the track defection 2 Maintenance of tensioner 2 Check the fuel injection timing Measure the compression pressure of engine Check the starter and the AC generator Check the bolts and nuts for t...

Page 43: ...s shown in the figure 3 Remove the bucket pins A and B to separate the bucket and the arm Clean the pin and its pin hole and then properly grease them 4 Adjust the arm and the new bucket correctly and...

Page 44: ...Thread dimensions Recommended torque M16 bolts fixing the traveling motor 252 39 2 1 M16 bolts fixing the sprocket 252 39 2 M20 bolts fixing the slewing bearing 570 60 M20 bolts fixing the swing mecha...

Page 45: ...ith dry quality and low viscosity Battery keep the battery fully charged and maintain it at shorter interval The electrolyte may be frozen if it is not fully charged Track keep the track clean Park th...

Page 46: ...less than 1mm Bucket teeth have dropped during operation 1 Deformed spring and weakened elasticity of bucket tooth pin 2 Unmatched bucket tooth pin and seat Change the bucket tooth pin The crawler has...

Page 47: ...draulic oil tank Adjust to specified pressure Low engine rpm Adjust engine rpm Low system safety valve pressure Adjust to specified pressure Serious leak inside the main pump Change or repair the pump...

Page 48: ...eling no other abnormalities Wrong adjustment of variable point of main valve or serious internal leak of a pump Adjust or repair Internal or external spring of one traveling valve core of main valve...

Page 49: ...rious internal leak Grind or change Multiway valve rod spring breaks Change Leak of working cylinder or the working device drops due to dead weight Change the oil seal Low pressure of overload overflo...

Page 50: ...ody due to casting which causes oneway action or linked actions Change The rotation mechanism moves even it is operated Main valve rod spring breaks Change The excavator makes abnormal noise and shake...

Page 51: ...urn the start switch of engine to OFF as preparation and keep it at OFF during diagnosis Pin Resistance 85 86 200 400 87 30 Above1M 87a 30 Below1 5 Security lock switch fault open circuit inside Turn...

Page 52: ...ess disconnect from connector or poor contact Turm the start switch ofengine to OFF as preparation and keep it at OFF during diagnosis Resistance Below 1 9 Poor GND of wire harness contact with earth...

Page 53: ...r or change starter relay 5 Inspect and repair ignition switch and inspect and repair the starter 6 Long period operation of battery may increase the internal resistance therefore it is necessary to r...

Page 54: ...nspect and change the air filter element 3 Inspect and adjust the fuel pump 4 Inspect the fuel tube and oil channel to ensure unblocked oil supply 5 Inspect the starter and start control device for re...

Page 55: ...Inspect the start circuit and ensure the terminal of starter shall be live 5 Inspect starter electromagnetic relay to eliminate fault of electromagnetic relay it shall obvious to hear the sound makin...

Page 56: ...56 NOTES sales agrotkndustrial com https www agrotkindustrial com...

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